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1840-1849::1842 in date 
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From:
Alfred Smee
To:
Sir John Herschel
Date:
[25 April 1842]
Source of text:
RS:HS 16.151
Summary:

Sends several samples of ferrocyanide JH had requested.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[10 May 1842]
Source of text:
RS:HS 16.152
Summary:

Has been trying to make other metallo-cyanides at JH's request, but without success.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[21 June 1842]
Source of text:
RS:HS 16.154
Summary:

Note accompanying a sample of iridium.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 16.155
Summary:

Note accompanying a work detailing the study of voltaic circuits.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[29 September 1842]
Source of text:
RS:HS 16.156
Summary:

Explains how AS first learned of various compound salts of iron from medical writings.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[17 November 1842]
Source of text:
RS:HS 16.157
Summary:

A note accompanying a sample of high quality ferrocyanide of [iron?].

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[2 December 1842]
Source of text:
RS:HS 16.158
Summary:

About chemical solutions used in photography, and problems produced by impurities in photographic paper.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[22 December 1842]
Source of text:
RS:HS 16.159
Summary:

Thanks JH for a specimen of 'mercury type,' which AS describes as he examined it under a microscope.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[18 January 1842]
Source of text:
RGO 6.693.103
Summary:

Provides extensive comments, about GA's magnetic instruments and observations, in reply to Humphrey Lloyd's letter [see JH's 1842-1-17].

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 January 1842]
Source of text:
RGO 6.693.107
Summary:

Agrees to having GA's views made public [see JH's 1842-1-18 or later] as JH sees fit; comments on aurora and magnetic storm observations.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[4 January 1842]
Source of text:
TxU:H/M-0628.1 (C: RGO 6.340.340a)
Summary:

Another copy of the Report of the Standards Commission is being circulated [see GA's 1841-12-25] and needs JH's signature; J. E. Drinkwater is sending in a personal report complaining about the Commission's conservatism.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[13 May 1842]
Source of text:
TxU:H/M-0628.2 (C: RGO 6.368.654)
Summary:

Sends JH the current position of Gamma Virginis.

Contributor:
John Herschel Project
From:
Samuel Rogers
To:
Sir John Herschel
Date:
[29 December 1842]
Source of text:
RS:HS 14.418
Summary:

Thanks JH for the poem [JH's translation of Friedrich Schiller's 'The Walk'] he sent. Requests a song sung by 'faery elves' in William Herschel's telescope.

Contributor:
John Herschel Project
From:
Sir Edward Ryan
To:
Sir John Herschel
Date:
[9 June 1842]
Source of text:
RS:HS 14.455
Summary:

Hopes Lady Herschel is well soon. Meeting of JH and ER in England must be postponed. Visiting his family soon. Hopes to see Italy and Germany.

Contributor:
John Herschel Project
From:
John Ruskin
To:
Sir John Herschel
Date:
[1842].
Source of text:
RS:HS 14.512
Summary:

Thanks JH for sending copy of [JH's translation of Friedrich Schiller's] 'The Walk.' Although he has no knowledge of German, he treasures this translation and appreciates JH's kindness very much.

Contributor:
John Herschel Project
From:
Stephen J. Rigaud
To:
Sir John Herschel
Date:
[1842-4].
Source of text:
RS:HS 14.490
Summary:

Is applying for vacant professorial chair in astronomy. Wants testimonial from JH in his support. Attached note of JH is negative in this regard.

Contributor:
John Herschel Project
From:
Stephen J. Rigaud
To:
Sir John Herschel
Date:
[1842-4-29].
Source of text:
RS:HS 14.491
Summary:

Still pursuing vacant professorial chair in astronomy. Wants JH's testimonial. Sends his qualifications and description of recent activities in astronomy.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 15.146
Summary:

Asks JH to consult [C. F.] Gauss concerning magnetical instructions. [Charles] Wilkes made mistake in distinguishing Balleny's[?] Land from 'American discoveries.' This has caused dispute.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[1842-7]
Source of text:
RS:HS 15.305
Summary:

Sorry [F. W.] Bessel's health is 'so indifferent.' Glad JH is coming to [B.A.A.S. meeting].

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
17 August [1842]
Source of text:
RS:HS 15.306
Summary:

Magnetic survey of Austrian dominions to be undertaken. Sending portable apparatus for survey in Mediterranean along with instructions from [Charles] Riddell. Completed sea observations for R.S.L.

Contributor:
John Herschel Project